This standard specifies the applicable scope, specification, size and optical density of the high-frequency characteristic test chart of the transmissive TV. This test chart is mainly used to check the bandwidth response of black and white and color TV camera systems, and can also check the resolution capability of TV camera devices.
GB/T 6996.4-1986 history
2012GB/T 6996-2012 Test charts of transparencies for television
1986GB/T 6996.4-1986 High-frequency test chart of transparencies for television
GB/T 6996.4-1986 High-frequency test chart of transparencies for television was changed to GB/T 6996-2012 Test charts of transparencies for television.